Is CVE-2017-2871 actively exploited?

No active exploitation of CVE-2017-2871 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2017-2871 be exploited remotely?

Partially. CVE-2017-2871 requires adjacent network access (same network segment) to exploit.

What is the CVSS score of CVE-2017-2871?

CVE-2017-2871 has a CVSS score of 8.8 (HIGH).

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HIGH

CVE-2017-2871

CWE-287Published: April 17, 2018· Updated: Jun 17, 2026

8.8

CVSS v3.1

Official Description

Insufficient security checks exist in the recovery procedure used by the Foscam C1 Indoor HD Camera running application firmware 2.52.2.43. An attacker who is in the same subnetwork of the camera or has remote administrator access can fully compromise the device by performing a firmware recovery using a custom image.

NVD Source

Technical Analysis

CVE-2017-2871 requires adjacent network access, limiting remote exploitation but still posing risk in shared or local network environments.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 8.8.

From a weakness classification perspective (CWE-287): Authentication bypass vulnerabilities allow attackers to access protected resources without valid credentials.